Perhaps you should try some spelling variations:
componente centro » componente dentro (Expand search), componente central (Expand search), componente lento (Expand search)
learning testing » learning teaching (Expand search), learning creating (Expand search), learning test (Expand search)
testing methods » costing methods (Expand search), test methods (Expand search), feeding methods (Expand search)
centro program » control program (Expand search), sentry program (Expand search)
methods python » methods action (Expand search), pythons python (Expand search), methods method (Expand search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( coder AND componente centro program ) OR ( learning testing methods python programming ))~".
• Adding a wildcard symbol may retrieve word variants: (( coder AND componente centro program ) OR ( learning testing methods python programming ))*.